Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Verein Luzerner Blues Session
- Zürcher Kammerorchester
- 21st Century Orchestra
- GC Events Sagl
- Good News Productions AG Glattpark
- WMC Media GmbH
- Gadget abc Entertainment Group
- Festival Strings Lucerne - Daniel Dodds